refactored program

FarmmapsApi/Extensions.cs

@@ -1,38 +1,11 @@
 using System;
-using System.Net.Http;
 using System.Threading;
 using System.Threading.Tasks;
-using FarmmapsApi.HttpMessageHandlers;
-using FarmmapsApi.Models;
-using FarmmapsApi.Services;
-using IdentityModel.Client;
-using Microsoft.Extensions.DependencyInjection;
 
 namespace FarmmapsApi
 {
     public static class Extensions
     {
-        public static IServiceCollection AddFarmmapsServices(this IServiceCollection serviceCollection,
-            Configuration configuration)
-        {
-            return serviceCollection
-                .AddSingleton(configuration)
-                .AddSingleton<IDiscoveryCache>(sp =>
-                {
-                    var httpFactory = sp.GetRequiredService<IHttpClientFactory>();
-                    return new DiscoveryCache(configuration.DiscoveryEndpointUrl,
-                        () => httpFactory.CreateClient());
-                })
-                .AddSingleton<HttpClientSettings>()
-                .AddSingleton<FarmmapsEventHub>()
-                .AddTransient<OpenIdConnectService>()
-                .AddTransient<FarmmapsAuthenticationHandler>()
-                .AddTransient<GeneralService>()
-                .AddHttpClient<FarmmapsApiService>()
-                .AddHttpMessageHandler<FarmmapsAuthenticationHandler>()
-                .Services;
-        }
-
         public static async Task PollTask(TimeSpan retryTime, Func<CancellationTokenSource, Task> callback)
         {
             var tokenSource = new CancellationTokenSource();